Tips To Clean Rust Of Microwave and Prevention Clean the interior of a microwave oven with a damp hot rag after use. This is one of the most basic microwave maintenance tips. When you fail to clean the inside of the microwave, foods and grease can harden the residue and cause rusting.

Microwaves are therefore not known to damage DNA inside cells, according to the American Cancer Society. As a result, there is “little cause for concern” about excess microwaves leaking out from your oven, unless there is damage to the door hinge, latch or seal, the FDA says.

Microwave safe paint is found in all kinds of appliance stores. Be sure that to ask a store employee if you can’t find the right paint. It may be easier to buy the spray paint version of appliance paint, but as long as it’s made for appliances and is microwave safe, then it should work.

Microwave cavity paint which provides a “like new” finish on the inside of your microwave. No primer is needed with this 6-ounce spray paint. This microwave cavity paint is a snow white color….

The paints made for the inside of a microwave oven are usually enamel. Rust-Oleum High Heat is an enamel paint. The inside walls of a microwave oven do not reach the temperature levels that Rust-Oleum High Heat paint is designed to withstand — 1,200 degrees Fahrenheit.

You can use any standard gloss enamel paint as most microwave are all enamel based.

The cavity of the microwave oven is outfitted with metal and covered by a paint. But with the advancements in paint technology, you can use a special food-safe microwave cavity paint to repaint the oven’s interior. Once you notice any paint chipping or rust, remove the rust to prepare the cavity for painting.

Just like most household appliances, using a microwave oven for several years often leads to wear and tear inside the cavity walls. Due to consistent usage, the inner walls start to rust, resulting in the interior paint peeling off.